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A.W. Sijthoff, 1965
Buku Teks
Drost, Pieter N., author
A.W. Sijthoff, 1951
Buku Teks
Human Rights Resource Centre UI
Human Rights resource Centre, UI, 2011
Buku Teks
Selby, David, author
Cambridge University Press, 1988
Buku Teks
Unesco, 1970
Buku Teks